
<ul class="classes-box">
    {% for i in classes %}
        <li>
            <a href="/demo/nav/{{ i.name }}"
                    {% if now_cls == i.name %} style="background-color: cornflowerblue"{% endif %}
            >
                {{ i.name|capfirst }}
            </a>
        </li>
    {% endfor %}

</ul>



